have someone's number

idiom

informal
: to be able to deal with or defeat someone easily especially because one knows or understands that person so well
She thinks she's got my number, but I'm going to prove her wrong.

Dictionary Entries Near have someone's number

Cite this Entry

“Have someone's number.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/have%20someone%27s%20number. Accessed 28 May. 2024.

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